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Finding the Third Proportional to 7,107,618 and 10,918,080.75

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Solution

The third proportional to 7,107,618 and 10,918,080.75 is: 16,771,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107,618 : 10,918,080.75 = 10,918,080.75 : x
  2. Step 2: Convert to fraction form
    7,107,618/10,918,080.75 = 10,918,080.75/x
  3. Step 3: Cross multiply
    7,107,618x = 10,918,080.75 × 10,918,080.75
  4. Step 4: Simplify right side
    7,107,618x = 119,204,487,263,520.56
  5. Step 5: Solve for x
    x = 119,204,487,263,520.56/7,107,618
  6. Step 6: Final answer
    x = 16,771,369.43

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.